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Finding the Fourth Proportional to 537,233.60, 805,850.40 and 323,422.40

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Solution

The fourth proportional to 537,233.60, 805,850.40 and 323,422.40 is: 485,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,233.60 : 805,850.40 = 323,422.40 : x
  2. Step 2: Convert to fraction form
    537,233.60/805,850.40 = 323,422.40/x
  3. Step 3: Cross multiply
    537,233.60x = 805,850.40 × 323,422.40
  4. Step 4: Simplify right side
    537,233.60x = 260,630,070,408.96
  5. Step 5: Solve for x
    x = 260,630,070,408.96/537,233.60
  6. Step 6: Final answer
    x = 485,133.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.